公开(公告)号：WO2014041564A1

公开(公告)日：2014-03-20

申请号：PCT/IN2013/000553

申请日：2013-09-12

Applicant: COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH

Inventor： SHARMA, Ashwinkumar Ramesh ,  VENUGOPALAN, Premnath ,  HAMBIR, Sangeeta Sunil

IPC: B41M3/14 ,  C09D11/00 ,  G07D7/12

CPC classification number: B41M3/144 ,  C09D11/328 ,  C09D11/50 ,  G07D7/1205

Abstract: A new covert security feature for paper/polymeric substrates using a coating/marking ink which have sharp and distinct infra-red absorption is disclosed herein. Further, the invention discloses a method for incorporating the said security markers into the substrate and the use for authentication thereof.

Abstract translation: 本文公开了使用具有清晰和不同的红外吸收的涂层/标记油墨的纸/聚合物基材的新的隐蔽安全特征。 此外，本发明公开了一种将所述安全标记结合到基板中的方法及其认证用途。